Salah Eldin Elsharkawe, Ehab, Hend Mahmoud Nasser, and Hosam Fathy Ali. 2020. “Off-Pump Coronary Bypass Grafting With or Without the Use of Intracoronary Shunts”. The Egyptian Cardiothoracic Surgeon 2 (4), 155 -61. https://doi.org/10.35810/ects.v2i4.147.